Home / 46,866,721.26-70,250,479.92-21,325,666.80

Finding the Fourth Proportional to 46,866,721.26, 70,250,479.92 and 21,325,666.80

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Solution

The fourth proportional to 46,866,721.26, 70,250,479.92 and 21,325,666.80 is: 31,965,929.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,866,721.26 : 70,250,479.92 = 21,325,666.80 : x
  2. Step 2: Convert to fraction form
    46,866,721.26/70,250,479.92 = 21,325,666.80/x
  3. Step 3: Cross multiply
    46,866,721.26x = 70,250,479.92 × 21,325,666.80
  4. Step 4: Simplify right side
    46,866,721.26x = 1,498,138,327,314,010.75
  5. Step 5: Solve for x
    x = 1,498,138,327,314,010.75/46,866,721.26
  6. Step 6: Final answer
    x = 31,965,929.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.